/*
 * Copyright 2008 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.dopdf.document.request;

import org.dopdf.document.model.DocumentDetail;
import org.dopdf.io.DocumentDownloader;
import org.dopdf.utils.Constants;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * The class that will handle the download request for a given document.
 *
 * @author Deep Shah
 */
public class DownloadDocumentRequestProcessor extends AbstractRegExBasedRequestProcessor{

    /**
     * {@inheritDoc}
     */
    public void process(final HttpServletRequest request, final HttpServletResponse response) {
        new DocumentDownloader(new DocumentDetail(request.getParameter(Constants.PDFPage.ID_KEY),
                request.getParameter(Constants.PDFPage.STRATEGY_KEY)), response).download();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    protected String getRegEx() {
        return Constants.Resource.DOWNLOAD_RESOURCE_PATTERN;
    }
}
